CN109264445A - A kind of drying acetylene productive power rock ballast dedusting entrucking all-in-one machine and its working method - Google Patents
A kind of drying acetylene productive power rock ballast dedusting entrucking all-in-one machine and its working method Download PDFInfo
- Publication number
- CN109264445A CN109264445A CN201811266260.8A CN201811266260A CN109264445A CN 109264445 A CN109264445 A CN 109264445A CN 201811266260 A CN201811266260 A CN 201811266260A CN 109264445 A CN109264445 A CN 109264445A
- Authority
- CN
- China
- Prior art keywords
- bag filter
- cyclone separator
- entrucking
- dedusting
- positive pressure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 title claims abstract description 37
- 238000001035 drying Methods 0.000 title claims abstract description 23
- 239000011435 rock Substances 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000002893 slag Substances 0.000 claims abstract description 46
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 6
- 239000000428 dust Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000004744 fabric Substances 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 12
- 239000005997 Calcium carbide Substances 0.000 description 5
- CLZWAWBPWVRRGI-UHFFFAOYSA-N tert-butyl 2-[2-[2-[2-[bis[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]amino]-5-bromophenoxy]ethoxy]-4-methyl-n-[2-[(2-methylpropan-2-yl)oxy]-2-oxoethyl]anilino]acetate Chemical compound CC1=CC=C(N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)C(OCCOC=2C(=CC=C(Br)C=2)N(CC(=O)OC(C)(C)C)CC(=O)OC(C)(C)C)=C1 CLZWAWBPWVRRGI-UHFFFAOYSA-N 0.000 description 5
- 239000004568 cement Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000001345 alkine derivatives Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/18—Preventing escape of dust
- B65G69/181—Preventing escape of dust by means of sealed systems
- B65G69/182—Preventing escape of dust by means of sealed systems with aspiration means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/04—Conveying materials in bulk pneumatically through pipes or tubes; Air slides
- B65G53/06—Gas pressure systems operating without fluidisation of the materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G53/00—Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
- B65G53/34—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G67/00—Loading or unloading vehicles
- B65G67/02—Loading or unloading land vehicles
- B65G67/04—Loading land vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Cyclones (AREA)
Abstract
The present invention relates to a kind of drying acetylene productive power rock ballast dedusting entrucking all-in-one machine and its working methods, drying acetylene productive power rock ballast dedusting entrucking all-in-one machine includes the pedestal being movably arranged, the cyclone separator being fixedly installed on pedestal, bag filter and screw conveyor, feed pipe is arranged in the air inlet of the cyclone separator, the air outlet of the cyclone separator is communicated through intermediate conduit with the feed inlet of the bag filter, multiple feed openings are arranged in the bottom end of the bag filter, each feed opening is communicated with the feed inlet of screw conveyor, so that the material in bag filter can enter screw conveyor, the air outlet of the bag filter is communicated through wind pipe with exhaust pipe, the discharge port of the screw conveyor, rotatable positive pressure conveying arm is arranged in the discharge port of cyclone separator, so that carbide slag can be through whirlwind Separator, bag filter are delivered to positive pressure conveying arm, and haulage vehicle is directly matched with positive pressure conveying arm when charging.
Description
Technical field
The present invention relates to acetylene production technical field of auxiliary equipment, especially a kind of drying acetylene productive power rock ballast dedusting
Entrucking all-in-one machine and its working method.
Background technique
It is using slightly more than theoretical amount for dry acetylene generation process teacher is compared to traditional " wet process " acetylene preparation process
Water is sprayed on mist state to be allowed to hydrolyze on calcium carbide powder, and the carbide slag of generation is the very low dry powder of water content, therefore is referred to as " dry
Method " acetylene technique.China from " dry method " acetylene technique is used starting in 2007, by years of researches and improvement, " dry method " second
Alkynes reaching its maturity of technique.The calcium carbide that industrialized production comes out diametrically 1 meter or so discoid, after multiple stage crushing,
Form the calcium carbide fines for being less than 3mm.The calcium carbide fines for reaching granularity requirements is transported in dry acetylene generators, with certain ratio
The water of example reacts, and generates acetylene gas.Carbide slag is formed after calcium carbide reaction, carbide slag is excellent cement raw material, as
The comprehensive utilization principle of circular economy, large-scale drying acetylene factory can mating corresponding cement plant, to carbide slag carry out circulation benefit
With.
In the prior art, domestic carbide slag conveying at present, it is defeated using open type or semienclosed helical feed, scraper-type
Give, bucket elevator conveying, pipe crimping type conveying, due to these transportation systems be not it is closed, cause the objectionable impurities such as live acetylene
Gas pollution and dust pollution.Meanwhile not all carbide slag can be fed directly to cement plant, need haulage vehicle into
Row transfer needs to load and unload carbide slag, design it is a kind of be simple and efficient, easy to operate drying acetylene productive power rock ballast
Dedusting entrucking all-in-one machine is those skilled in the art's technical problem urgently to be solved.
Summary of the invention
The technical problem to be solved in the present invention is to provide it is a kind of be simple and efficient, easy to operate drying acetylene productive power stone
Slag dedusting entrucking all-in-one machine and its working method.
In order to solve the above technical problems, drying acetylene productive power rock ballast dedusting entrucking all-in-one machine provided by the invention, packet
Include: the pedestal being movably arranged, cyclone separator, bag filter and the screw conveyor being fixedly installed on pedestal are described
Feed pipe is arranged in the air inlet of cyclone separator, and the air outlet of the cyclone separator is through intermediate conduit and the bag-type dust
The feed inlet of device communicates, and multiple feed openings, the charging of each feed opening and screw conveyor is arranged in the bottom end of the bag filter
Mouth communicates, so that the material in bag filter can enter screw conveyor, the air outlet of the bag filter is through discharge pipe
Road is communicated with exhaust pipe, and the discharge port of the screw conveyor, the rotatable positive pressure of discharge port setting of cyclone separator are defeated
Send arm so that carbide slag can be delivered to positive pressure conveying arm through cyclone separator, bag filter, when haulage vehicle charges directly with
Positive pressure conveying arm matches, and realizes that the collection, entrucking, one machine of dedusting of carbide slag are completed.
Further, multiple idler wheels are arranged in the bottom end of the pedestal, so that the pedestal can be moved easily, convenient for spirit
Movement living.
Further, air-introduced machine is set between the exhaust pipe and the wind pipe, so that in the bag filter
Gas can be discharged by exhaust pipe rapidly.
Further, control box, the control box and cyclone separator, bag filter, spiral transferring are set on the pedestal
Mechatronics are sent, so that the control box can control cyclone separator, bag filter, screw conveyor.
Further, setting tungsten carbide coating in the shell of the cyclone separator, bag filter, the feed pipe,
Polytetrafluoroethyllining lining is arranged in exhaust pipe in intermediate conduit, wind pipe, avoids materials from bonding.
The working method of above-mentioned drying acetylene productive power rock ballast dedusting entrucking all-in-one machine, includes the following steps:
A, acetylene production is moved to carbide slag dedusting entrucking all-in-one machine by carbide slag storeroom by mobile base, will be used to transport
The transport vehicle for carrying carbide slag powder is moved near acetylene production carbide slag dedusting entrucking all-in-one machine.
B, the front end of the feed pipe of drying acetylene productive power rock ballast dedusting entrucking all-in-one machine is inserted into carbide slag, it will
Positive pressure conveying arm is turned to be cooperated with the container sealing in transport vehicle.
C, start cyclone separator, bag filter, positive pressure conveying arm and screw conveyor, so that the carbide slag of storeroom
Into cyclone separator, gas, solid separation are carried out by cyclone separator, it is defeated that carbide slag through the discharge port of cyclone separator enters positive pressure
Arm is sent, transport vehicle is entered by positive pressure conveying arm.
D, the gas containing a small amount of carbide slag dust that cyclone separator is isolated enters cloth bag through gas outlet, intermediate conduit
Deduster carries out dust-filtering by bag filter, and the carbide slag dust that bag filter is collected enters spiral transferring through feed opening
Machine is sent, and positive pressure conveying arm is sent by screw conveyor, transport vehicle, the filtered gas of bag filter are entered by positive pressure conveying arm
Body is discharged by exhaust pipe.
The technical effect of invention: (1) of the invention drying acetylene productive power rock ballast dedusting entrucking all-in-one machine, relative to existing
There is technology, two-stage conveying is carried out to carbide slag using cyclone separator, bag filter, so that cyclone separator spilling is a small amount of
Fugitive dust can enter bag filter and carry out double absorption, it is ensured that dust recovering effect avoids pollution；(2) by cyclone separator, cloth
Bag dust collector is arranged on moveable pedestal, so that carbide slag dedusting entrucking all-in-one machine can be moved easily, it can basis
The position of haulage vehicle is adjusted flexibly, and entrucking efficiency is improved；(3) it is set in the shell of cyclone separator, bag filter
Tungsten carbide coating is set, polytetrafluoroethyllining lining is set in pipeline, can effectively avoid materials from bonding.
Detailed description of the invention
Invention is further described in detail with reference to the accompanying drawings of the specification:
Fig. 1 is the structural schematic diagram of drying acetylene productive power rock ballast dedusting entrucking all-in-one machine of the present invention.
In figure: pedestal 1, bracket 11, cyclone separator 2, cyclone separator discharge port 21, air inlet 22, intermediate conduit 23,
Bag filter 3, bag filter feed inlet 31, bag filter air outlet 32, conical tower 33, screw conveyor 34, discharging
Air-introduced machine 35, control cabinet 4, exhaust pipe 5, wind pipe 51, air-introduced machine 52.
Specific embodiment
Embodiment 1 as shown in Figure 1, the present embodiment drying acetylene productive power rock ballast dedusting entrucking all-in-one machine, comprising:
The pedestal 1 being movably arranged, cyclone separator 2, bag filter 3 and the screw conveyor 34 being fixedly installed on pedestal, bottom
Seat 1 is welded by more brackets 11, and the bottom end of pedestal 1 is arranged multipair idler wheel (not shown), each idler wheel by internal combustion engine or
Motor drive, so that pedestal 1 can move freely.
Feed pipe (not shown), one end of feed pipe and cyclonic separation is arranged in the air inlet of cyclone separator 2
The sealing cooperation of device air inlet 22, the other end can protrude into the storage silo of carbide slag to be transferred, when so that cyclone separator 2 starting,
Carbide slag negative pressure can be introduced cyclone separator 2, cyclonic separation, the air outlet warp of cyclone separator 2 are carried out by cyclone separator 2
Intermediate conduit 23 is communicated with bag filter feed inlet 31, and cyclone separator discharge port 21 is arranged in the bottom end of cyclone separator 2, should
Cyclone separator discharge port 21 (does not show through discharging air-introduced machine (not shown) with the positive pressure conveying arm being rotatably arranged in figure
It communicates out), so that the carbide slag collected in cyclone separator 2 can be discharged, air-introduced machine enters positive pressure conveying arm.
2 conical towers 33 are arranged in the bottom end of bag filter 3, and filter cloth bag is placed in conical tower 33, each 33 bottom of conical tower
End setting bag filter feed opening, each feed opening is communicated with the feed inlet of screw conveyor 34, so as to receive in bag filter 3
The carbide slag of collection can enter screw conveyor 34, the discharge port of screw conveyor 34 equally through discharging air-introduced machine 35 with rotatably set
The positive pressure conveying arm (not shown) set communicates so that bag filter 3 in collect carbide slag can through screw conveyor 34,
The air-introduced machine 35 that discharges enters positive pressure conveying arm；The air outlet of bag filter 3 is communicated through wind pipe 51 with exhaust pipe 5, row
Air-introduced machine 52 is set between feed channel 5 and wind pipe 51, so that the gas in bag filter 3 can be rapidly by exhaust pipe 5
Discharge.
Haulage vehicle is directly matched with positive pressure conveying arm when charging, and realizes that the collection, entrucking, one machine of dedusting of carbide slag are complete
At.
Control box 4 is set on pedestal 1, and control box 4 is electrically connected with cyclone separator 2, bag filter 3, screw conveyor 34
It connects, so that control box 4 can control cyclone separator 2, bag filter 3, screw conveyor 34.
It can also be removed in other embodiments by remote control device (such as hand-held tablet computer) with cyclone separator 2, cloth bag
Dirt device 3, screw conveyor 34 are electrically connected, or can pass through host computer and cyclone separator 2, bag filter 3, screw conveyor
34 electrical connections, to realize remote control or wireless manipulation.
Preferably, tungsten carbide coating, feed pipe, centre are arranged in the shell of cyclone separator 2, bag filter 3
Polytetrafluoroethyllining lining is set in pipeline 23, wind pipe 51, exhaust pipe 5, avoids materials from bonding.
Embodiment 2
The working method of above-mentioned drying acetylene productive power rock ballast dedusting entrucking all-in-one machine, includes the following steps:
A, acetylene production is moved to carbide slag dedusting entrucking all-in-one machine by carbide slag storeroom by mobile base, will be used to transport
The transport vehicle for carrying carbide slag powder is moved near acetylene production carbide slag dedusting entrucking all-in-one machine.
B, the front end of the feed pipe of drying acetylene productive power rock ballast dedusting entrucking all-in-one machine is inserted into carbide slag, it will
Positive pressure conveying arm is turned to be cooperated with the container sealing in transport vehicle.
C, start cyclone separator 2, bag filter 3, positive pressure conveying arm and screw conveyor 34, so that the electricity of storeroom
Rock ballast enters cyclone separator 2, carries out gas, solid separation, discharge port 21 of the carbide slag through cyclone separator 2 by cyclone separator 2
Into positive pressure conveying arm, transport vehicle is entered by positive pressure conveying arm.
D, the gas containing a small amount of carbide slag dust that cyclone separator 2 is isolated enters through gas outlet, intermediate conduit 23
Bag filter 3 carries out dust-filtering by bag filter 3, and the carbide slag dust that bag filter 3 is collected enters through feed opening
Screw conveyor 34, and positive pressure conveying arm is sent by screw conveyor 34, transport vehicle, bag filter are entered by positive pressure conveying arm
3 filtered gases are discharged by exhaust pipe 5.
Obviously, the above embodiment is merely an example for clearly illustrating the present invention, and is not to of the invention
The restriction of embodiment.For those of ordinary skill in the art, it can also be made on the basis of the above description
Its various forms of variation or variation.There is no necessity and possibility to exhaust all the enbodiments.And these belong to this hair
Bright spiritual changes and variations that derived from are still in the protection scope of this invention.
Claims (6)
1. a kind of drying acetylene productive power rock ballast dedusting entrucking all-in-one machine characterized by comprising the bottom being movably arranged
Seat, cyclone separator, bag filter and the screw conveyor being fixedly installed on pedestal, the air inlet of the cyclone separator
Feed pipe is set, and the air outlet of the cyclone separator is communicated through intermediate conduit with the feed inlet of the bag filter, institute
Multiple feed openings are arranged in the bottom end for stating bag filter, and each feed opening is communicated with the feed inlet of screw conveyor, so that cloth bag removes
Material in dirt device can enter screw conveyor, and the air outlet of the bag filter is communicated through wind pipe with exhaust pipe,
Rotatable positive pressure conveying arm is arranged in the discharge port of the screw conveyor, the discharge port of cyclone separator, so that carbide slag can
It is delivered to positive pressure conveying arm through cyclone separator, bag filter, haulage vehicle is directly matched with positive pressure conveying arm when charging.
2. drying acetylene productive power rock ballast dedusting entrucking all-in-one machine according to claim 1, which is characterized in that the bottom
Multiple idler wheels are arranged in the bottom end of seat.
3. drying acetylene productive power rock ballast dedusting entrucking all-in-one machine according to claim 2, which is characterized in that the row
Air-introduced machine is set between feed channel and the wind pipe.
4. existing according to claim 1 to drying acetylene productive power rock ballast dedusting entrucking all-in-one machine, feature described in one of 3
In being arranged control box on the pedestal, the control box and cyclone separator, bag filter, helical feed mechatronics.
5. drying acetylene productive power rock ballast dedusting entrucking all-in-one machine according to claim 4, which is characterized in that the rotation
The interior setting tungsten carbide coating of shell of wind separator, bag filter, the feed pipe, intermediate conduit, wind pipe, exhaust
Polytetrafluoroethyllining lining is set in pipeline.
6. the working method of drying acetylene productive power rock ballast dedusting entrucking all-in-one machine according to claim 5, feature
It is, includes the following steps:
A, acetylene production is moved to carbide slag dedusting entrucking all-in-one machine by carbide slag storeroom by mobile base, will be used to transport
The transport vehicle for carrying carbide slag powder is moved near acetylene production carbide slag dedusting entrucking all-in-one machine；
B, the front end of the feed pipe of drying acetylene productive power rock ballast dedusting entrucking all-in-one machine is inserted into carbide slag, by positive pressure
Conveying arm is turned to be cooperated with the container sealing in transport vehicle；
C, start cyclone separator, bag filter, positive pressure conveying arm and screw conveyor, so that the carbide slag of storeroom enters
Cyclone separator carries out gas, solid separation by cyclone separator, and carbide slag enters positive pressure through the discharge port of cyclone separator and conveys
Arm enters transport vehicle by positive pressure conveying arm；
D, the gas containing a small amount of carbide slag dust that cyclone separator is isolated enters bag-type dust through gas outlet, intermediate conduit
Device carries out dust-filtering by bag filter, and the carbide slag dust that bag filter is collected enters screw conveyor through feed opening,
And positive pressure conveying arm is sent by screw conveyor, transport vehicle is entered by positive pressure conveying arm, the filtered gas of bag filter by
Exhaust pipe discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811266260.8A CN109264445A (en) | 2018-10-29 | 2018-10-29 | A kind of drying acetylene productive power rock ballast dedusting entrucking all-in-one machine and its working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811266260.8A CN109264445A (en) | 2018-10-29 | 2018-10-29 | A kind of drying acetylene productive power rock ballast dedusting entrucking all-in-one machine and its working method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109264445A true CN109264445A (en) | 2019-01-25 |
Family
ID=65194441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811266260.8A Pending CN109264445A (en) | 2018-10-29 | 2018-10-29 | A kind of drying acetylene productive power rock ballast dedusting entrucking all-in-one machine and its working method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109264445A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4182386A (en) * | 1977-11-30 | 1980-01-08 | Semi-Bulk Systems, Inc. | Closed system and container for dust free loading and unloading of powdered materials |
| CN202191816U (en) * | 2011-08-02 | 2012-04-18 | 防城港市雅美好饲料有限公司 | Cloth bag clockwise-circulating recovery system |
| CN203806268U (en) * | 2014-04-25 | 2014-09-03 | 湖北鄂钢附属企业总公司 | Closed graphite loading device |
| CN203903211U (en) * | 2014-06-20 | 2014-10-29 | 上海金昌工程塑料有限公司 | Negative pressure conveying device |
| CN107213779A (en) * | 2017-06-19 | 2017-09-29 | 青海盐湖工业股份有限公司 | A kind of production system and production technology of carbide slag desulfurizing agent |
| CN107321616A (en) * | 2017-08-17 | 2017-11-07 | 长兴国和新材料有限公司 | A kind of hot air circulation stone flour dry activation device with dust arrester |
| CN108178534A (en) * | 2018-02-28 | 2018-06-19 | 中国成达工程有限公司 | Safety and environmental protection processing system and its treatment process of the carbide slag in manufacture of cement reserve |
| CN208898165U (en) * | 2018-10-29 | 2019-05-24 | 江苏中吴环境工程有限公司 | A kind of drying acetylene productive power rock ballast dedusting entrucking all-in-one machine |
-
2018
- 2018-10-29 CN CN201811266260.8A patent/CN109264445A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4182386A (en) * | 1977-11-30 | 1980-01-08 | Semi-Bulk Systems, Inc. | Closed system and container for dust free loading and unloading of powdered materials |
| CN202191816U (en) * | 2011-08-02 | 2012-04-18 | 防城港市雅美好饲料有限公司 | Cloth bag clockwise-circulating recovery system |
| CN203806268U (en) * | 2014-04-25 | 2014-09-03 | 湖北鄂钢附属企业总公司 | Closed graphite loading device |
| CN203903211U (en) * | 2014-06-20 | 2014-10-29 | 上海金昌工程塑料有限公司 | Negative pressure conveying device |
| CN107213779A (en) * | 2017-06-19 | 2017-09-29 | 青海盐湖工业股份有限公司 | A kind of production system and production technology of carbide slag desulfurizing agent |
| CN107321616A (en) * | 2017-08-17 | 2017-11-07 | 长兴国和新材料有限公司 | A kind of hot air circulation stone flour dry activation device with dust arrester |
| CN108178534A (en) * | 2018-02-28 | 2018-06-19 | 中国成达工程有限公司 | Safety and environmental protection processing system and its treatment process of the carbide slag in manufacture of cement reserve |
| CN208898165U (en) * | 2018-10-29 | 2019-05-24 | 江苏中吴环境工程有限公司 | A kind of drying acetylene productive power rock ballast dedusting entrucking all-in-one machine |
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